\usemodule[visual]



\definelayer[behind][repeat=yes]
\definelayer[before]

\setlayer[behind][x=-2cm,y=.75ex]{\blackrule[height=2cm,width=8cm,color=yellow]}
\setlayer[before][x=5cm,y=.75ex]{\blackrule[height=8cm,width=2cm,color=orange]}
\setupbackgrounds[text][background={behind,foreground,before}]


\starttext
\fakewords{200}{260}
\page
\fakewords{20}{30}
\stoptext